200 



THE PEAFLOWER TRIBE. 



4. Sulphur Clover 



Trifolium ochroleucum, Linn. 



(Tig. 244.) 

 (Eng. Bot. t. 1224.) 



A perennial, with the habit and foli- 

 age, as well as the inflorescence of the 

 purple C, 9 and the same-sized flowers, 

 bnt the leaflets are usually rather nar- 

 rower, the flower-heads more ovoid, and 

 the flowers cream-coloured, with rather 

 shorter teeth to the calyx, the lowest 

 tooth twice as long as the others. 



In pastures, dry meadows, and open 

 woods, in central and southern Europe 

 to the Caucasus, but not crossing the 

 Baltic. In Britain, confined to a few of 

 the eastern counties of England. Fl. 

 summer. 



Fig. 244. 



5. Purple Clover. Trifolium pratense, Linn. (Tig. 245.) 

 (Eng. Bot. t. 1770.) 



Stock usually perennial, but of few 

 years' duration. Stems decumbent or 

 nearly erect, 1 to 2 feet long, and hairy. 

 Stipules rather large, ovate, veined, with 

 long green points. Leaflets obovate or 

 obcordate. Flowers of a reddish-purple, 

 about 6 lines long, in dense terminal, 

 ovoid, or globular heads, with 2 sessile, 

 trifoliolate leaves close at their base, or 

 very rarely the heads are shortly stalked 

 above them. Calyx- teeth subulate and 

 hairy, the lowest longer than the others. 

 After flowering, the petals turn brown, 

 the calyx remains erect, enclosing the 

 pod, which has usually a single seed. 



In meadows and pastures, throughout 



Europe and central and northern Asia, 



from the Mediterranean to the Arctic 



Fig. 245. Circle, ascending high up into mountain 



